Pith Number

pith:QBFTZJV3

pith:2020:QBFTZJV3LWGCYJ7RGGOA3YOIPQ

not attested not anchored not stored refs pending

An Empirical Study for Vietnamese Constituency Parsing with Pre-training

Duc-Vu Nguyen, Kiet Van Nguyen, Ngan Luu-Thuy Nguyen, Tuan-Vi Tran, Xuan-Thien Pham

arxiv:2010.09623 v2 · 2020-10-19 · cs.CL

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QBFTZJV3LWGCYJ7RGGOA3YOIPQ}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T01:44:23.834588Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

804b3ca6bb5d8c2c27f1319c0de1c87c015ab91ba4381658dacf7fafd31a64f2

Aliases

arxiv: 2010.09623 · arxiv_version: 2010.09623v2 · doi: 10.48550/arxiv.2010.09623 · pith_short_12: QBFTZJV3LWGC · pith_short_16: QBFTZJV3LWGCYJ7R · pith_short_8: QBFTZJV3

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/QBFTZJV3LWGCYJ7RGGOA3YOIPQ \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 804b3ca6bb5d8c2c27f1319c0de1c87c015ab91ba4381658dacf7fafd31a64f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e3b2e5cc75576efcda4d1bd559fde6c80f85b3bc49a012546ee95c340f5a6ed",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2020-10-19T16:02:00Z",
    "title_canon_sha256": "14125ae3e801dad1f560414ec5ce78b44b06cd8ceac570e8643f836c8c94e17f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2010.09623",
    "kind": "arxiv",
    "version": 2
  }
}